This week the state of Nevada finalized new rules that will make it possible for robotic self-driving cars to receive their own special driving permits. It's not quite driver's licenses for robots — but it's close.
The other day I went for a spin in a robotic car. This car has an $80,000 cone-shaped laser mounted on its roof. There are radars on the front, back and sides. Detailed maps help it navigate.
Do people notice it's a self-driving car and gawk?
A closed-door meeting to discuss controversial bird flu research is drawing to a close at the World Health Organization in Geneva, and the WHO plans to publicly report on what happened once it's officially over.
Jiang Shixue is describing to me one of the most exciting moments of his life: The moment earlier this month when one of the most important people in Europe — German Chancellor Angela Merkel — came to visit his workplace.
"She said that the EU would be happy to see if China can offer a kind of helping hand," says Jiang, an academic at the Chinese Academy of Social Sciences.
The recent spike in metal prices, combined with a shortage of miners, means mining companies are hiring. So some teens are opting not to go to college, and instead are heading underground. A miner is shown at work in Newmont Mining's Leeville mine near Carlin, Nev.
Bill Burton, shown during a news briefing at the White House in January, is now with pro-Obama superPAC Priorities USA Action. He says the superPAC is "careful to make sure that we are in compliance with the rules."